287133080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{552179}}^1$

素因数の和:552203

約数の個数: 32

約数和(自身を含む): 695746800

約数和(自身を除く): 408613720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 552179, 1104358, 2208716, 2760895, 4417432, 5521790, 7178327, 11043580, 14356654, 22087160, 28713308, 35891635, 57426616, 71783270, 143566540, 287133080]

約数ペア:

[(1, 287133080), (2, 143566540), (4, 71783270), (5, 57426616), (8, 35891635), (10, 28713308), (13, 22087160), (20, 14356654), (26, 11043580), (40, 7178327), (52, 5521790), (65, 4417432), (104, 2760895), (130, 2208716), (260, 1104358), (520, 552179)]